| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is [prep] [pron] | 601 |
|
| 2 | what it is [prep] | 267 |
|
| 3 | what it is [pron] | 170 |
|
| 4 | what is [prep] [pron] | 111 |
|
